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Why the above table is not in 3NF? Describe and illustrate the process of normalizing the data shown in this table to third normal form (3NF). c) Identify the primary and foreign keys in your 3NF relations

Why the above table is not in 3NF? Describe and illustrate the process of normalizing the data shown in this table to third normal form (3NF). c) Identify the primary and foreign keys in your 3NF relations

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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officeNo

officeAddress

telNo

mgrStaffNo

name

B001

8 Jefferson Way, Portland, ME 97201

503-555-3618

S1500

Tom Daniels

B002

City Center Plaza, Seattle, WA 98122

206-555-6756

S0010

Mary Martinez

B003

14 – 8th Avenue, New York, NY 10012

212-371-3000

S0145

Art Peters

B004

16 – 14th Avenue, Seattle, WA 98128

206-555-3131

S2250

Sally Stern

 

Primary key: officeNo

 

  1. Why the above table is not in 3NF?
  2. Describe and illustrate the process of normalizing the data shown in this table to third normal form (3NF).
  3. c) Identify the primary and foreign keys in your 3NF relations.
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